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ViewSonic LS901-4K — Review & Specs | Pricepect | Pricepect

Home ProjectorsViewSonic LS901-4K

ViewSonic LS901-4K — image 1

ViewSonic

ViewSonic LS901-4K

Expert Review Analysis

The ViewSonic LS901-4K is a professional‑grade 4K laser installation projector delivering 5,500 ANSI lumens and true 4K HDR across screens up to 300 inches. It features flexible installation options such as 1.7x optical zoom, vertical lens shift, keystone correction, and 360° projection, plus centralized LAN management for large‑venue environments.

✓ Best for: Large‑venue installations such as auditoriums, conference rooms, and corporate presentation spaces; professional environments that need Microsoft Teams Rooms integration and 21:9 ultrawide aspect ratio; home‑theater enthusiasts seeking true 4K HDR on screens up to 300 inches; installation integrators requiring extensive optical adjustments and centralized LAN control.✗ Not ideal for: Small home rooms or budget‑conscious consumers who need a portable, low‑power projector; users requiring high‑output built‑in audio without external speakers; scenarios where upward lens shift is essential.

Pros

✓5,500 ANSI lumens brightness provides clear, vivid images even in well‑lit large venues
✓True 4K UHD resolution with 1.07 billion colors and HDR support ensures exceptional image detail and color accuracy

Price History

Current

$2,202.00

Average

$2,190.57

Lowest

$1,899.99

Highest

$2,299.99

Price trend (90d):-3.5%

Best Seller Rank History

Now#365Best#104Worst#1,667 +1,285

Lower = better sales rank

Specifications

Audio

Internal Speakers15 W x 2 W

Connectivity

USB PortUSB Type A

HDMI PortHDMI

LAN PortRJ45 (LAN Control)

RS232 PortRS232

LAN ControlSupported

Design

Width337 mm mm

Depth280 mm mm

Height132 mm mm

Net Weight4850 g g

Gross Weight6800 g g

Display

Native Resolution3840 x 2160

Aspect Ratio Support16:9, 21:9

Color Depth1.07 billion colors

Brightness5500 ANSI lumens lumens

Center Brightness6000 lumens lumens

Features

Optical Zoom1.7x

Digital Zoom0.8x-2.0x

Throw Ratio1.2-2.04

Minimum Throw Distance1000 mm mm

Maximum Throw Distance10960 mm mm

General

BrandViewSonic

ModelLS901-4K

ColorWhite

Release Date2025-03-19

Warranty3 years

Power

Power Consumption (Normal)245 W W

Power Consumption (Standby)<0.5 W

Power Supply100-240 V ±10%, 50/60Hz

Operating Temperature0-40°C

Audible Noise (Normal)31 dB dB

Light Source

Light Source TypeLaser phosphor (3rd generation)

Light Source Life (Eco‑Mode)30,000 hours

Performance

Input Lag4.2 ms

Research Sources

images.visunextgroup.com

projector-database.com

shop.avispl.com

projectorcentral.com

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ViewSonic LS901-4K vs Optoma UHZ68

User Reviews

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4.2

(127 reviews)

$2,202.00$2,249.992% off

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LS901-4KWhite 3 year limited warranty on parts and labor.

✓

Flexible installation options include 1.7x optical zoom, vertical lens shift down to -21%, H/V keystone correction, and 360° projection capability

✓3rd‑generation laser phosphor light source offers up to 30,000 hours of operation, reducing maintenance costs

✓LAN‑based centralized control enables efficient management of multiple projectors in corporate or educational settings

Cons

✗Power consumption of 245 W (normal mode) can increase operating costs and requires robust power infrastructure
✗Vertical lens shift only allows downward movement (0% to -21%), limiting upward placement flexibility for some ceiling mounts
✗Built‑in audio is limited to two 15 W speakers, which may be insufficient for large‑room sound reinforcement without external speakers
✗Input lag of 4.2 ms may be noticeable for fast‑paced gaming or interactive applications

How It Compares

The available data does not provide direct side‑by‑side comparisons with competing 4K laser projectors from Epson, Sony, BenQ, or Optoma, so a detailed competitive analysis cannot be derived from the current sources.

Rating Trend

Rating4.2/ 5Reviews127+120 reviews -0.80

Security

Kensington Lock Slot1

Dimensions & Weight

Height0.0 Inches

Width0.0 Inches

Depth0.0 Inches

Weight10.69 pounds

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